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authorDavid S. Miller <davem@davemloft.net>2008-11-10 13:24:44 -0800
committerDavid S. Miller <davem@davemloft.net>2008-11-10 13:24:44 -0800
commit23779897546c1effb546ff89b89803d9d955d517 (patch)
treed4b5d52b5d716a72755ba018382d4b87eae763a4 /drivers/net/wireless/ath9k/core.c
parentf574179b63e48f5285468b5ee40f3c480221f708 (diff)
parentc4832467a5c8c2ae96d6dad882be4d4ab9eefad7 (diff)
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-next-2.6
Diffstat (limited to 'drivers/net/wireless/ath9k/core.c')
-rw-r--r--drivers/net/wireless/ath9k/core.c483
1 files changed, 126 insertions, 357 deletions
diff --git a/drivers/net/wireless/ath9k/core.c b/drivers/net/wireless/ath9k/core.c
index 0089e023c609..5f5184acb274 100644
--- a/drivers/net/wireless/ath9k/core.c
+++ b/drivers/net/wireless/ath9k/core.c
@@ -14,13 +14,9 @@
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
- /* Implementation of the main "ATH" layer. */
-
#include "core.h"
#include "regd.h"
-static int ath_outdoor; /* enable outdoor use */
-
static u32 ath_chainmask_sel_up_rssi_thres =
ATH_CHAINMASK_SEL_UP_RSSI_THRES;
static u32 ath_chainmask_sel_down_rssi_thres =
@@ -47,6 +43,41 @@ static void bus_read_cachesize(struct ath_softc *sc, int *csz)
*csz = DEFAULT_CACHELINE >> 2; /* Use the default size */
}
+static u8 parse_mpdudensity(u8 mpdudensity)
+{
+ /*
+ * 802.11n D2.0 defined values for "Minimum MPDU Start Spacing":
+ * 0 for no restriction
+ * 1 for 1/4 us
+ * 2 for 1/2 us
+ * 3 for 1 us
+ * 4 for 2 us
+ * 5 for 4 us
+ * 6 for 8 us
+ * 7 for 16 us
+ */
+ switch (mpdudensity) {
+ case 0:
+ return 0;
+ case 1:
+ case 2:
+ case 3:
+ /* Our lower layer calculations limit our precision to
+ 1 microsecond */
+ return 1;
+ case 4:
+ return 2;
+ case 5:
+ return 4;
+ case 6:
+ return 8;
+ case 7:
+ return 16;
+ default:
+ return 0;
+ }
+}
+
/*
* Set current operating mode
*
@@ -155,17 +186,10 @@ static int ath_setup_channels(struct ath_softc *sc)
struct ath9k_channel *c;
/* Fill in ah->ah_channels */
- if (!ath9k_regd_init_channels(ah,
- ATH_CHAN_MAX,
- (u32 *)&nchan,
- regclassids,
- ATH_REGCLASSIDS_MAX,
- &nregclass,
- CTRY_DEFAULT,
- false,
- 1)) {
+ if (!ath9k_regd_init_channels(ah, ATH_CHAN_MAX, (u32 *)&nchan,
+ regclassids, ATH_REGCLASSIDS_MAX,
+ &nregclass, CTRY_DEFAULT, false, 1)) {
u32 rd = ah->ah_currentRD;
-
DPRINTF(sc, ATH_DBG_FATAL,
"%s: unable to collect channel list; "
"regdomain likely %u country code %u\n",
@@ -186,40 +210,32 @@ static int ath_setup_channels(struct ath_softc *sc)
chan_2ghz[a].max_power = c->maxTxPower;
if (c->privFlags & CHANNEL_DISALLOW_ADHOC)
- chan_2ghz[a].flags |=
- IEEE80211_CHAN_NO_IBSS;
+ chan_2ghz[a].flags |= IEEE80211_CHAN_NO_IBSS;
if (c->channelFlags & CHANNEL_PASSIVE)
- chan_2ghz[a].flags |=
- IEEE80211_CHAN_PASSIVE_SCAN;
+ chan_2ghz[a].flags |= IEEE80211_CHAN_PASSIVE_SCAN;
band_2ghz->n_channels = ++a;
DPRINTF(sc, ATH_DBG_CONFIG,
"%s: 2MHz channel: %d, "
"channelFlags: 0x%x\n",
- __func__,
- c->channel,
- c->channelFlags);
+ __func__, c->channel, c->channelFlags);
} else if (IS_CHAN_5GHZ(c)) {
chan_5ghz[b].band = IEEE80211_BAND_5GHZ;
chan_5ghz[b].center_freq = c->channel;
chan_5ghz[b].max_power = c->maxTxPower;
if (c->privFlags & CHANNEL_DISALLOW_ADHOC)
- chan_5ghz[b].flags |=
- IEEE80211_CHAN_NO_IBSS;
+ chan_5ghz[b].flags |= IEEE80211_CHAN_NO_IBSS;
if (c->channelFlags & CHANNEL_PASSIVE)
- chan_5ghz[b].flags |=
- IEEE80211_CHAN_PASSIVE_SCAN;
+ chan_5ghz[b].flags |= IEEE80211_CHAN_PASSIVE_SCAN;
band_5ghz->n_channels = ++b;
DPRINTF(sc, ATH_DBG_CONFIG,
"%s: 5MHz channel: %d, "
"channelFlags: 0x%x\n",
- __func__,
- c->channel,
- c->channelFlags);
+ __func__, c->channel, c->channelFlags);
}
}
@@ -261,44 +277,6 @@ static enum wireless_mode ath_chan2mode(struct ath9k_channel *chan)
}
/*
- * Stop the device, grabbing the top-level lock to protect
- * against concurrent entry through ath_init (which can happen
- * if another thread does a system call and the thread doing the
- * stop is preempted).
- */
-
-static int ath_stop(struct ath_softc *sc)
-{
- struct ath_hal *ah = sc->sc_ah;
-
- DPRINTF(sc, ATH_DBG_CONFIG, "%s: invalid %ld\n",
- __func__, sc->sc_flags & SC_OP_INVALID);
-
- /*
- * Shutdown the hardware and driver:
- * stop output from above
- * turn off timers
- * disable interrupts
- * clear transmit machinery
- * clear receive machinery
- * turn off the radio
- * reclaim beacon resources
- *
- * Note that some of this work is not possible if the
- * hardware is gone (invalid).
- */
-
- ath_draintxq(sc, false);
- if (!(sc->sc_flags & SC_OP_INVALID)) {
- ath_stoprecv(sc);
- ath9k_hw_phy_disable(ah);
- } else
- sc->sc_rxlink = NULL;
-
- return 0;
-}
-
-/*
* Set the current channel
*
* Set/change channels. If the channel is really being changed, it's done
@@ -606,114 +584,6 @@ static void ath_ani_calibrate(unsigned long data)
mod_timer(&sc->sc_ani.timer, jiffies + msecs_to_jiffies(cal_interval));
}
-/******************/
-/* VAP management */
-/******************/
-
-int ath_vap_attach(struct ath_softc *sc,
- int if_id,
- struct ieee80211_vif *if_data,
- enum ath9k_opmode opmode)
-{
- struct ath_vap *avp;
-
- if (if_id >= ATH_BCBUF || sc->sc_vaps[if_id] != NULL) {
- DPRINTF(sc, ATH_DBG_FATAL,
- "%s: Invalid interface id = %u\n", __func__, if_id);
- return -EINVAL;
- }
-
- switch (opmode) {
- case ATH9K_M_STA:
- case ATH9K_M_IBSS:
- case ATH9K_M_MONITOR:
- break;
- case ATH9K_M_HOSTAP:
- /* XXX not right, beacon buffer is allocated on RUN trans */
- if (list_empty(&sc->sc_bbuf))
- return -ENOMEM;
- break;
- default:
- return -EINVAL;
- }
-
- /* create ath_vap */
- avp = kmalloc(sizeof(struct ath_vap), GFP_KERNEL);
- if (avp == NULL)
- return -ENOMEM;
-
- memset(avp, 0, sizeof(struct ath_vap));
- avp->av_if_data = if_data;
- /* Set the VAP opmode */
- avp->av_opmode = opmode;
- avp->av_bslot = -1;
-
- if (opmode == ATH9K_M_HOSTAP)
- ath9k_hw_set_tsfadjust(sc->sc_ah, 1);
-
- sc->sc_vaps[if_id] = avp;
- sc->sc_nvaps++;
- /* Set the device opmode */
- sc->sc_ah->ah_opmode = opmode;
-
- /* default VAP configuration */
- avp->av_config.av_fixed_rateset = IEEE80211_FIXED_RATE_NONE;
- avp->av_config.av_fixed_retryset = 0x03030303;
-
- return 0;
-}
-
-int ath_vap_detach(struct ath_softc *sc, int if_id)
-{
- struct ath_hal *ah = sc->sc_ah;
- struct ath_vap *avp;
-
- avp = sc->sc_vaps[if_id];
- if (avp == NULL) {
- DPRINTF(sc, ATH_DBG_FATAL, "%s: invalid interface id %u\n",
- __func__, if_id);
- return -EINVAL;
- }
-
- /*
- * Quiesce the hardware while we remove the vap. In
- * particular we need to reclaim all references to the
- * vap state by any frames pending on the tx queues.
- *
- * XXX can we do this w/o affecting other vap's?
- */
- ath9k_hw_set_interrupts(ah, 0); /* disable interrupts */
- ath_draintxq(sc, false); /* stop xmit side */
- ath_stoprecv(sc); /* stop recv side */
- ath_flushrecv(sc); /* flush recv queue */
-
- kfree(avp);
- sc->sc_vaps[if_id] = NULL;
- sc->sc_nvaps--;
-
- return 0;
-}
-
-int ath_vap_config(struct ath_softc *sc,
- int if_id, struct ath_vap_config *if_config)
-{
- struct ath_vap *avp;
-
- if (if_id >= ATH_BCBUF) {
- DPRINTF(sc, ATH_DBG_FATAL,
- "%s: Invalid interface id = %u\n", __func__, if_id);
- return -EINVAL;
- }
-
- avp = sc->sc_vaps[if_id];
- ASSERT(avp != NULL);
-
- if (avp)
- memcpy(&avp->av_config, if_config, sizeof(avp->av_config));
-
- return 0;
-}
-
/********/
/* Core */
/********/
@@ -727,16 +597,6 @@ int ath_open(struct ath_softc *sc, struct ath9k_channel *initial_chan)
DPRINTF(sc, ATH_DBG_CONFIG, "%s: mode %d\n",
__func__, sc->sc_ah->ah_opmode);
- /*
- * Stop anything previously setup. This is safe
- * whether this is the first time through or not.
- */
- ath_stop(sc);
-
- /* Initialize chanmask selection */
- sc->sc_tx_chainmask = ah->ah_caps.tx_chainmask;
- sc->sc_rx_chainmask = ah->ah_caps.rx_chainmask;
-
/* Reset SERDES registers */
ath9k_hw_configpcipowersave(ah, 0);
@@ -762,6 +622,7 @@ int ath_open(struct ath_softc *sc, struct ath9k_channel *initial_chan)
goto done;
}
spin_unlock_bh(&sc->sc_resetlock);
+
/*
* This is needed only to setup initial state
* but it's best done after a reset.
@@ -781,6 +642,7 @@ int ath_open(struct ath_softc *sc, struct ath9k_channel *initial_chan)
error = -EIO;
goto done;
}
+
/* Setup our intr mask. */
sc->sc_imask = ATH9K_INT_RX | ATH9K_INT_TX
| ATH9K_INT_RXEOL | ATH9K_INT_RXORN
@@ -810,30 +672,60 @@ int ath_open(struct ath_softc *sc, struct ath9k_channel *initial_chan)
(sc->sc_ah->ah_opmode == ATH9K_M_STA) &&
!sc->sc_config.swBeaconProcess)
sc->sc_imask |= ATH9K_INT_TIM;
- /*
- * Don't enable interrupts here as we've not yet built our
- * vap and node data structures, which will be needed as soon
- * as we start receiving.
- */
+
ath_setcurmode(sc, ath_chan2mode(initial_chan));
- /* XXX: we must make sure h/w is ready and clear invalid flag
- * before turning on interrupt. */
sc->sc_flags &= ~SC_OP_INVALID;
+
+ /* Disable BMISS interrupt when we're not associated */
+ sc->sc_imask &= ~(ATH9K_INT_SWBA | ATH9K_INT_BMISS);
+ ath9k_hw_set_interrupts(sc->sc_ah,sc->sc_imask);
+
+ ieee80211_wake_queues(sc->hw);
done:
return error;
}
+void ath_stop(struct ath_softc *sc)
+{
+ struct ath_hal *ah = sc->sc_ah;
+
+ DPRINTF(sc, ATH_DBG_CONFIG, "%s: Cleaning up\n", __func__);
+
+ ieee80211_stop_queues(sc->hw);
+
+ /* make sure h/w will not generate any interrupt
+ * before setting the invalid flag. */
+ ath9k_hw_set_interrupts(ah, 0);
+
+ if (!(sc->sc_flags & SC_OP_INVALID)) {
+ ath_draintxq(sc, false);
+ ath_stoprecv(sc);
+ ath9k_hw_phy_disable(ah);
+ } else
+ sc->sc_rxlink = NULL;
+
+#ifdef CONFIG_RFKILL
+ if (sc->sc_ah->ah_caps.hw_caps & ATH9K_HW_CAP_RFSILENT)
+ cancel_delayed_work_sync(&sc->rf_kill.rfkill_poll);
+#endif
+ /* disable HAL and put h/w to sleep */
+ ath9k_hw_disable(sc->sc_ah);
+ ath9k_hw_configpcipowersave(sc->sc_ah, 1);
+
+ sc->sc_flags |= SC_OP_INVALID;
+}
+
int ath_reset(struct ath_softc *sc, bool retry_tx)
{
struct ath_hal *ah = sc->sc_ah;
int status;
int error = 0;
- ath9k_hw_set_interrupts(ah, 0); /* disable interrupts */
- ath_draintxq(sc, retry_tx); /* stop xmit */
- ath_stoprecv(sc); /* stop recv */
- ath_flushrecv(sc); /* flush recv queue */
+ ath9k_hw_set_interrupts(ah, 0);
+ ath_draintxq(sc, retry_tx);
+ ath_stoprecv(sc);
+ ath_flushrecv(sc);
/* Reset chip */
spin_lock_bh(&sc->sc_resetlock);
@@ -848,7 +740,7 @@ int ath_reset(struct ath_softc *sc, bool retry_tx)
}
spin_unlock_bh(&sc->sc_resetlock);
- if (ath_startrecv(sc) != 0) /* restart recv */
+ if (ath_startrecv(sc) != 0)
DPRINTF(sc, ATH_DBG_FATAL,
"%s: unable to start recv logic\n", __func__);
@@ -881,29 +773,6 @@ int ath_reset(struct ath_softc *sc, bool retry_tx)
return error;
}
-int ath_suspend(struct ath_softc *sc)
-{
- struct ath_hal *ah = sc->sc_ah;
-
- /* No I/O if device has been surprise removed */
- if (sc->sc_flags & SC_OP_INVALID)
- return -EIO;
-
- /* Shut off the interrupt before setting sc->sc_invalid to '1' */
- ath9k_hw_set_interrupts(ah, 0);
-
- /* XXX: we must make sure h/w will not generate any interrupt
- * before setting the invalid flag. */
- sc->sc_flags |= SC_OP_INVALID;
-
- /* disable HAL and put h/w to sleep */
- ath9k_hw_disable(sc->sc_ah);
-
- ath9k_hw_configpcipowersave(sc->sc_ah, 1);
-
- return 0;
-}
-
/* Interrupt handler. Most of the actual processing is deferred.
* It's the caller's responsibility to ensure the chip is awake. */
@@ -1071,11 +940,9 @@ int ath_init(u16 devid, struct ath_softc *sc)
/* XXX: hardware will not be ready until ath_open() being called */
sc->sc_flags |= SC_OP_INVALID;
-
sc->sc_debug = DBG_DEFAULT;
- DPRINTF(sc, ATH_DBG_CONFIG, "%s: devid 0x%x\n", __func__, devid);
- /* Initialize tasklet */
+ spin_lock_init(&sc->sc_resetlock);
tasklet_init(&sc->intr_tq, ath9k_tasklet, (unsigned long)sc);
tasklet_init(&sc->bcon_tasklet, ath9k_beacon_tasklet,
(unsigned long)sc);
@@ -1088,8 +955,6 @@ int ath_init(u16 devid, struct ath_softc *sc)
/* XXX assert csz is non-zero */
sc->sc_cachelsz = csz << 2; /* convert to bytes */
- spin_lock_init(&sc->sc_resetlock);
-
ah = ath9k_hw_attach(devid, sc, sc->mem, &status);
if (ah == NULL) {
DPRINTF(sc, ATH_DBG_FATAL,
@@ -1100,10 +965,6 @@ int ath_init(u16 devid, struct ath_softc *sc)
}
sc->sc_ah = ah;
- /* Initializes the noise floor to a reasonable default value.
- * Later on this will be updated during ANI processing. */
- sc->sc_ani.sc_noise_floor = ATH_DEFAULT_NOISE_FLOOR;
-
/* Get the hardware key cache size. */
sc->sc_keymax = ah->ah_caps.keycache_size;
if (sc->sc_keymax > ATH_KEYMAX) {
@@ -1131,17 +992,14 @@ int ath_init(u16 devid, struct ath_softc *sc)
set_bit(i + 64, sc->sc_keymap);
set_bit(i + 32 + 64, sc->sc_keymap);
}
- /*
- * Collect the channel list using the default country
- * code and including outdoor channels. The 802.11 layer
- * is resposible for filtering this list based on settings
- * like the phy mode.
- */
+
+ /* Collect the channel list using the default country code */
+
error = ath_setup_channels(sc);
if (error)
goto bad;
- /* default to STA mode */
+ /* default to MONITOR mode */
sc->sc_ah->ah_opmode = ATH9K_M_MONITOR;
/* Setup rate tables */
@@ -1211,6 +1069,10 @@ int ath_init(u16 devid, struct ath_softc *sc)
goto bad2;
}
+ /* Initializes the noise floor to a reasonable default value.
+ * Later on this will be updated during ANI processing. */
+
+ sc->sc_ani.sc_noise_floor = ATH_DEFAULT_NOISE_FLOOR;
setup_timer(&sc->sc_ani.timer, ath_ani_calibrate, (unsigned long)sc);
sc->sc_rc = ath_rate_attach(ah);
@@ -1271,6 +1133,7 @@ int ath_init(u16 devid, struct ath_softc *sc)
ATH_SET_VAP_BSSID_MASK(sc->sc_bssidmask);
ath9k_hw_setbssidmask(ah, sc->sc_bssidmask);
}
+
sc->sc_slottime = ATH9K_SLOT_TIME_9; /* default to short slot time */
/* initialize beacon slots */
@@ -1285,6 +1148,22 @@ int ath_init(u16 devid, struct ath_softc *sc)
ath_slow_ant_div_init(&sc->sc_antdiv, sc, 0x127);
#endif
+ /* setup channels and rates */
+
+ sc->sbands[IEEE80211_BAND_2GHZ].channels =
+ sc->channels[IEEE80211_BAND_2GHZ];
+ sc->sbands[IEEE80211_BAND_2GHZ].bitrates =
+ sc->rates[IEEE80211_BAND_2GHZ];
+ sc->sbands[IEEE80211_BAND_2GHZ].band = IEEE80211_BAND_2GHZ;
+
+ if (test_bit(ATH9K_MODE_11A, sc->sc_ah->ah_caps.wireless_modes)) {
+ sc->sbands[IEEE80211_BAND_5GHZ].channels =
+ sc->channels[IEEE80211_BAND_5GHZ];
+ sc->sbands[IEEE80211_BAND_5GHZ].bitrates =
+ sc->rates[IEEE80211_BAND_5GHZ];
+ sc->sbands[IEEE80211_BAND_5GHZ].band = IEEE80211_BAND_5GHZ;
+ }
+
return 0;
bad2:
/* cleanup tx queues */
@@ -1294,125 +1173,39 @@ bad2:
bad:
if (ah)
ath9k_hw_detach(ah);
- return error;
-}
-
-void ath_deinit(struct ath_softc *sc)
-{
- struct ath_hal *ah = sc->sc_ah;
- int i;
- DPRINTF(sc, ATH_DBG_CONFIG, "%s\n", __func__);
-
- tasklet_kill(&sc->intr_tq);
- tasklet_kill(&sc->bcon_tasklet);
- ath_stop(sc);
- if (!(sc->sc_flags & SC_OP_INVALID))
- ath9k_hw_setpower(sc->sc_ah, ATH9K_PM_AWAKE);
- ath_rate_detach(sc->sc_rc);
- /* cleanup tx queues */
- for (i = 0; i < ATH9K_NUM_TX_QUEUES; i++)
- if (ATH_TXQ_SETUP(sc, i))
- ath_tx_cleanupq(sc, &sc->sc_txq[i]);
- ath9k_hw_detach(ah);
+ return error;
}
/*******************/
/* Node Management */
/*******************/
-struct ath_node *ath_node_attach(struct ath_softc *sc, u8 *addr, int if_id)
+void ath_node_attach(struct ath_softc *sc, struct ieee80211_sta *sta)
{
- struct ath_vap *avp;
struct ath_node *an;
- avp = sc->sc_vaps[if_id];
- ASSERT(avp != NULL);
+ an = (struct ath_node *)sta->drv_priv;
- /* mac80211 sta_notify callback is from an IRQ context, so no sleep */
- an = kmalloc(sizeof(struct ath_node), GFP_ATOMIC);
- if (an == NULL)
- return NULL;
- memset(an, 0, sizeof(*an));
+ if (sc->sc_flags & SC_OP_TXAGGR)
+ ath_tx_node_init(sc, an);
- an->an_sc = sc;
- memcpy(an->an_addr, addr, ETH_ALEN);
- atomic_set(&an->an_refcnt, 1);
-
- /* set up per-node tx/rx state */
- ath_tx_node_init(sc, an);
- ath_rx_node_init(sc, an);
+ an->maxampdu = 1 << (IEEE80211_HTCAP_MAXRXAMPDU_FACTOR +
+ sta->ht_cap.ampdu_factor);
+ an->mpdudensity = parse_mpdudensity(sta->ht_cap.ampdu_density);
ath_chainmask_sel_init(sc, an);
ath_chainmask_sel_timerstart(&an->an_chainmask_sel);
- list_add(&an->list, &sc->node_list);
-
- return an;
}
-void ath_node_detach(struct ath_softc *sc, struct ath_node *an, bool bh_flag)
+void ath_node_detach(struct ath_softc *sc, struct ieee80211_sta *sta)
{
- unsigned long flags;
+ struct ath_node *an = (struct ath_node *)sta->drv_priv;
ath_chainmask_sel_timerstop(&an->an_chainmask_sel);
- an->an_flags |= ATH_NODE_CLEAN;
- ath_tx_node_cleanup(sc, an, bh_flag);
- ath_rx_node_cleanup(sc, an);
-
- ath_tx_node_free(sc, an);
- ath_rx_node_free(sc, an);
-
- spin_lock_irqsave(&sc->node_lock, flags);
-
- list_del(&an->list);
-
- spin_unlock_irqrestore(&sc->node_lock, flags);
- kfree(an);
-}
-
-/* Finds a node and increases the refcnt if found */
-
-struct ath_node *ath_node_get(struct ath_softc *sc, u8 *addr)
-{
- struct ath_node *an = NULL, *an_found = NULL;
-
- if (list_empty(&sc->node_list)) /* FIXME */
- goto out;
- list_for_each_entry(an, &sc->node_list, list) {
- if (!compare_ether_addr(an->an_addr, addr)) {
- atomic_inc(&an->an_refcnt);
- an_found = an;
- break;
- }
- }
-out:
- return an_found;
-}
-
-/* Decrements the refcnt and if it drops to zero, detach the node */
-
-void ath_node_put(struct ath_softc *sc, struct ath_node *an, bool bh_flag)
-{
- if (atomic_dec_and_test(&an->an_refcnt))
- ath_node_detach(sc, an, bh_flag);
-}
-
-/* Finds a node, doesn't increment refcnt. Caller must hold sc->node_lock */
-struct ath_node *ath_node_find(struct ath_softc *sc, u8 *addr)
-{
- struct ath_node *an = NULL, *an_found = NULL;
-
- if (list_empty(&sc->node_list))
- return NULL;
-
- list_for_each_entry(an, &sc->node_list, list)
- if (!compare_ether_addr(an->an_addr, addr)) {
- an_found = an;
- break;
- }
-
- return an_found;
+ if (sc->sc_flags & SC_OP_TXAGGR)
+ ath_tx_node_cleanup(sc, an);
}
/*
@@ -1433,11 +1226,8 @@ void ath_newassoc(struct ath_softc *sc,
for (tidno = 0; tidno < WME_NUM_TID; tidno++) {
if (sc->sc_flags & SC_OP_TXAGGR)
ath_tx_aggr_teardown(sc, an, tidno);
- if (sc->sc_flags & SC_OP_RXAGGR)
- ath_rx_aggr_teardown(sc, an, tidno);
}
}
- an->an_flags = 0;
}
/**************/
@@ -1488,27 +1278,6 @@ void ath_update_txpow(struct ath_softc *sc)
}
}
-/* Return the current country and domain information */
-void ath_get_currentCountry(struct ath_softc *sc,
- struct ath9k_country_entry *ctry)
-{
- ath9k_regd_get_current_country(sc->sc_ah, ctry);
-
- /* If HAL not specific yet, since it is band dependent,
- * use the one we passed in. */
- if (ctry->countryCode == CTRY_DEFAULT) {
- ctry->iso[0] = 0;
- ctry->iso[1] = 0;
- } else if (ctry->iso[0] && ctry->iso[1]) {
- if (!ctry->iso[2]) {
- if (ath_outdoor)
- ctry->iso[2] = 'O';
- else
- ctry->iso[2] = 'I';
- }
- }
-}
-
/**************************/
/* Slow Antenna Diversity */
/**************************/